legion: Fix a bug in transitive reduction missing some transitive edges
legion: Fix a bug in transitive reduction missing some transitive edges

StanfordLegion/legion,StanfordLegion/legion,StanfordLegion/legion,StanfordLegion/legion,StanfordLegion/legion,StanfordLegion/legion,StanfordLegion/legion,StanfordLegion/legion